html, body, #app {
  width: 100%;
  height: 100%;
  overflow: auto;
  font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
h1, h2, h3, h4, h5, h6 {
  margin: 0;
}
a {
  text-decoration: none;
  color: #666;
}
a:hover {
  color: #111;
}
/*定义滚动条高宽及背景
 高宽分别对应横竖滚动条的尺寸*/
::-webkit-scrollbar
{
    width:10px;
    height:10px;
    background-color:#F5F5F5;
}
/*定义滚动条轨道
 内阴影+圆角*/
::-webkit-scrollbar-track
{
    box-shadow:inset 0 0 6px rgba(0,0,0,0.3);
    border-radius: 10px;
    background-color: #F5F5F5;
}
/*定义滑块
 内阴影+圆角*/
::-webkit-scrollbar-thumb
{
    border-radius: 10px;
    box-shadow: inset 0 0 6px rgba(0,0,0,.3);
    background-color: #ace6be8c;
}
body {
  margin: 0;
}

.el-card {
  margin-top: 20px;
}